MATH 8 REVIEW

One and Two step

100

4x=8

2

200

5x+2=22

4

300

5x=55

x=11

400

Jamil went has $20 dollars. He goes to Target to buy the new Call of Duty- Cold War, which cost $60. How much more money does Jamil need to buy the game?

$40 more dollars

500

Steve R. wishes to buy 3 gifts that cost 15 dollars, 9 dollars, and 12 dollars. He has 1/4 of the money he needs. How much more money must he earn in order to buy the gifts?

27 more dollars

Mixed Math

100

4+(-2)=

2

200

-8-(18)

-26

300

4x15=

60

400

-8x9=

-72

500

5²

25

Two step equations

100

2x+10=20

x=5

200

5b+15=25

b=2

300

4n+12=36

n=6

400

12p-12=24

p=3

500

9m+27=54

p=3

One step equations

100

x+4=5

x=1

200

 

  Z-6=12

Z=6

300

C+25=50

C=25

400

a-45=-90

a=-45

500

x-100=-250

x=-150